Chapter 3 - Newton's First Law of Motion - Inertia Flashcards
What is friction?
A force that acts between materials that touch as they move past each other.
Define inertia
The property of a body to resist changes to its state of motion.
State Newton’s First Law (also called the law of inertia)
Every object continues in a state of rest, or of uniform speed in a straight line, unless acted on by a nonzero net force.
What is the standard unit of mass in the metric system?
The kilogram.
What is the definition of mass?
The quantity of matter in an object.
What is the definition of weight?
The force of gravity on an object.
What is the SI unit of force?
The newton.
Aristotle divided all motion into two types. What were they?
Natural motion and violent motion.
If you went to the moon, what would remain the same: your mass or your weight?
Your mass.
The more mass an object has, the _____ its inertia.
Greater.
To convert from kilograms to Newtons, one must __________ .
Multiply by ten.
